From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 8D2E9FA0C29 for ; Wed, 15 Apr 2026 04:41:11 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 1C5CC10E048; Wed, 15 Apr 2026 04:41:11 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="LXtJKWmh"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.9]) by gabe.freedesktop.org (Postfix) with ESMTPS id D9ED110E00F; Wed, 15 Apr 2026 04:41:08 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1776228069; x=1807764069; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=5LJ1Q3SUrh4roFowSAPiLbHcSS1WX0rg/61R2zHv6Ws=; b=LXtJKWmhAQWY5h4BbqPURFHqy3Qj2ofXC9DGjd+JMAxgJ92RwFPZV8Wt 0t7kIsh9M0V8B1A5ypxWWDwtnOWRvBWcgSift2s6jDbQGr1DL9uXb6bXJ SQfPQVEcie2qaU4UAEjm/0pl6WqWsPnEWrRxzq4hwEkBlfRrEzzQ1uwWb R+rTUUG+qfhZYRqdfVDfaDNSoh6lZEfCARhpSxxw1ckbw/68xxl5DPR8q 85yN5zvSf9tT7rrpaOjl7dyA5Ilna3Wq04WIT7rrrGMLFRsBtLMgq5+iy tdlXa2wwwmH73O2NFLNQGmkUYRV+SeNedIGVvuYyGHkmQt6GlkqP+64sx g==; X-CSE-ConnectionGUID: OMzZMujIRW2KW+dHF3a6+w== X-CSE-MsgGUID: qwE1E6HXTgyvIaxBNOhd+A== X-IronPort-AV: E=McAfee;i="6800,10657,11759"; a="99838482" X-IronPort-AV: E=Sophos;i="6.23,179,1770624000"; d="scan'208";a="99838482" Received: from fmviesa008.fm.intel.com ([10.60.135.148]) by orvoesa101.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 14 Apr 2026 21:41:08 -0700 X-CSE-ConnectionGUID: qZRAT2DLQmSYAPkEjjp24Q== X-CSE-MsgGUID: 3fFeKLLVQtCkQy+bSUXP8Q== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.23,179,1770624000"; d="scan'208";a="227652731" Received: from srr4-3-linux-106-armuthy.iind.intel.com ([10.190.238.56]) by fmviesa008.fm.intel.com with ESMTP; 14 Apr 2026 21:41:07 -0700 From: Arun R Murthy To: intel-gfx@lists.freedesktop.org, intel-xe@lists.freedesktop.org Cc: suraj.kandpal@intel.com, Arun R Murthy Subject: [PATCHv2] drm/i915/lt_phy: Update the Tx Swing for DP 1.4 Date: Wed, 15 Apr 2026 10:09:52 +0530 Message-Id: <20260415043952.3189598-1-arun.r.murthy@intel.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" Changes have been introduced in Bspec regarding the Tx Swing level, Tx pre/post coefficients. Update the Tx Swing Level and the Tx pre/post-cursor co-effecients to incorporate these changes v2: Updated the commit message (Suraj) BSpec: 74493 Signed-off-by: Arun R Murthy Reviewed-by: Suraj Kandpal --- drivers/gpu/drm/i915/display/intel_ddi_buf_trans.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_ddi_buf_trans.c b/drivers/gpu/drm/i915/display/intel_ddi_buf_trans.c index 395dba8c9e4d..980ab19868b3 100644 --- a/drivers/gpu/drm/i915/display/intel_ddi_buf_trans.c +++ b/drivers/gpu/drm/i915/display/intel_ddi_buf_trans.c @@ -1123,8 +1123,8 @@ static const union intel_ddi_buf_trans_entry _xe3plpd_lt_trans_dp14[] = { { .lt = { 1, 2, 0, 28, 7 } }, { .lt = { 0, 3, 0, 35, 13 } }, { .lt = { 1, 1, 0, 27, 0 } }, - { .lt = { 1, 2, 0, 31, 4 } }, - { .lt = { 0, 3, 0, 39, 9 } }, + { .lt = { 1, 2, 0, 31, 5 } }, + { .lt = { 0, 3, 0, 37, 11 } }, { .lt = { 1, 2, 0, 35, 0 } }, { .lt = { 0, 3, 0, 41, 7 } }, { .lt = { 0, 3, 0, 48, 0 } }, -- 2.25.1